Home / 2,911,648,880.40-4,367,473,320.60-1,932,096,829.20

Finding the Fourth Proportional to 2,911,648,880.40, 4,367,473,320.60 and 1,932,096,829.20

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Solution

The fourth proportional to 2,911,648,880.40, 4,367,473,320.60 and 1,932,096,829.20 is: 2,898,145,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,648,880.40 : 4,367,473,320.60 = 1,932,096,829.20 : x
  2. Step 2: Convert to fraction form
    2,911,648,880.40/4,367,473,320.60 = 1,932,096,829.20/x
  3. Step 3: Cross multiply
    2,911,648,880.40x = 4,367,473,320.60 × 1,932,096,829.20
  4. Step 4: Simplify right side
    2,911,648,880.40x = 8,438,381,354,346,856,448
  5. Step 5: Solve for x
    x = 8,438,381,354,346,856,448/2,911,648,880.40
  6. Step 6: Final answer
    x = 2,898,145,243.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.